BTSK is a high tech manufactuer of geophysical instrument since 1994 with more than 200 employees in Chongqing BTSK R&D Institute and Shenzhen Langeo business office.


We are devolted to researching, developing, manufacturing and marketing geophysical exploration instrument as well as supply satisfying services for clients all over the world. Over decades of association with Chongqing University, Southwest Jiaotong University, Geophysical Team of Yellow River Comittee, and being a member of Chinese Society of Geology, BTSK/LANGEO also has become a primary and leading geophysical prospecitng instrument supplier in domestic market as well as well knowed by the international market.


We have been active producitng state-of-the-art product including:

Ø  2D/3D Resistivity/IP imaging system
Ø  Earth Resistivity/IP meter
Ø  High-power Induced Polarization system
Ø  Proton Magnetometer
Ø  Engineering Seismograph
Ø  Transient Electronic Magnetometer
Ø  Sonic Instrument
Ø  Radioactive Instruments


Our customers inlcude goverment, labes, universities, research institutions, mineral exploraiton companies, water drilling companies and environmental and engineering firms around the world.


Our system are mainly used for:

Ø  Subsurface site characterization
Ø  Groundwater exploration
Ø  Geothermal resource
Ø  Cave, void and sinkhole location
Ø  Depth to bedrock determination
Ø  Landslide hazard mapping
Ø  Lithology mapping
Ø  Mineral exploration
Ø  Archaeological site investigation
Ø  City Engineering


BTSK/LANGEO will do the best to meet clients needs for product and think for clients from their point of view.